EP0216796A1 - Werkzeughalter od.dgl. - Google Patents
Werkzeughalter od.dgl.Info
- Publication number
- EP0216796A1 EP0216796A1 EP86901041A EP86901041A EP0216796A1 EP 0216796 A1 EP0216796 A1 EP 0216796A1 EP 86901041 A EP86901041 A EP 86901041A EP 86901041 A EP86901041 A EP 86901041A EP 0216796 A1 EP0216796 A1 EP 0216796A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- tool holder
- ring
- conical
- holder according
- shaft part
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B31/00—Chucks; Expansion mandrels; Adaptations thereof for remote control
- B23B31/006—Conical shanks of tools
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B31/00—Chucks; Expansion mandrels; Adaptations thereof for remote control
- B23B31/02—Chucks
- B23B31/10—Chucks characterised by the retaining or gripping devices or their immediate operating means
- B23B31/12—Chucks with simultaneously-acting jaws, whether or not also individually adjustable
- B23B31/20—Longitudinally-split sleeves, e.g. collet chucks
- B23B31/201—Characterized by features relating primarily to remote control of the gripping means
- B23B31/202—Details of the jaws
- B23B31/2025—Wherein the sleeve is split into two relatively movable parts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2231/00—Details of chucks, toolholder shanks or tool shanks
- B23B2231/02—Features of shanks of tools not relating to the operation performed by the tool
- B23B2231/0288—Conical shanks of tools in which the cone is not formed as one continuous surface
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2231/00—Details of chucks, toolholder shanks or tool shanks
- B23B2231/04—Adapters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2231/00—Details of chucks, toolholder shanks or tool shanks
- B23B2231/20—Collet chucks
- B23B2231/2089—Slits of collets
- B23B2231/2091—Slits of collets extending from both axial ends of the collet
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S279/00—Chucks or sockets
- Y10S279/90—Adapted for automatic tool changer
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T279/00—Chucks or sockets
- Y10T279/35—Miscellaneous
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T408/00—Cutting by use of rotating axially moving tool
- Y10T408/94—Tool-support
- Y10T408/95—Tool-support with tool-retaining means
- Y10T408/953—Clamping jaws
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T409/00—Gear cutting, milling, or planing
- Y10T409/30—Milling
- Y10T409/309352—Cutter spindle or spindle support
- Y10T409/309408—Cutter spindle or spindle support with cutter holder
- Y10T409/309464—Cutter spindle or spindle support with cutter holder and draw bar
Description
Claims
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT86901041T ATE42230T1 (de) | 1985-02-13 | 1986-02-05 | Werkzeughalter od.dgl. |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19853504905 DE3504905A1 (de) | 1985-02-13 | 1985-02-13 | Werkzeughalter o.dgl. |
DE3504905 | 1985-02-13 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0216796A1 true EP0216796A1 (de) | 1987-04-08 |
EP0216796B1 EP0216796B1 (de) | 1989-04-19 |
Family
ID=6262413
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP86901041A Expired EP0216796B1 (de) | 1985-02-13 | 1986-02-05 | Werkzeughalter od.dgl. |
Country Status (5)
Country | Link |
---|---|
US (1) | US4714389A (de) |
EP (1) | EP0216796B1 (de) |
JP (1) | JPS62501828A (de) |
DE (2) | DE3504905A1 (de) |
WO (1) | WO1986004842A1 (de) |
Families Citing this family (56)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3514829A1 (de) * | 1985-04-24 | 1986-11-06 | GTE Valeron Corp., Troy, Mich. | Einrichtung zum halten eines werkzeuges an der spindel einer numerisch gesteuerten werkzeugmaschine |
DE3532891A1 (de) * | 1985-09-14 | 1987-03-26 | Krupp Gmbh | Werkzeugkupplung |
FR2623430B1 (fr) * | 1987-11-23 | 1990-03-02 | Pfalzgraf Emile | Dispositif de montage a queue conique, en particulier au cone 7/24, a application cone et face pour attachements, porte-outils et outils |
JPH0224009A (ja) * | 1988-07-13 | 1990-01-26 | Matsuura Kikai Seisakusho:Kk | 工作機械のスピンドル |
DE3835879C1 (de) * | 1988-10-21 | 1990-01-25 | Krupp Widia Gmbh, 4300 Essen, De | |
EP0485607A4 (en) * | 1989-08-04 | 1992-09-30 | Kabushiki Kaisha Komatsu Seisakusho | Cutter of compound machine tool and anti-dust device therefor |
GB9002364D0 (en) * | 1990-02-02 | 1990-04-04 | Renishaw Plc | Shank for a tool |
DE4110857A1 (de) * | 1991-04-04 | 1992-10-08 | Kuehn Joachim Dipl Ing | Einrichtung zum kuppeln eines werkzeughalters mit der arbeitsspindel einer werkzeugmaschine |
DE4133159A1 (de) * | 1991-10-07 | 1993-04-08 | Royal Werkzeug Kontrollanlagen | Werkzeug - aufnahmespindel |
JP2841254B2 (ja) * | 1991-12-04 | 1998-12-24 | キタムラ機械株式会社 | ツールホルダの保持構造 |
DE9201112U1 (de) * | 1992-01-30 | 1993-03-11 | Deitert, Heinz, 4836 Herzebrock-Clarholz, De | |
US5352073A (en) * | 1992-04-14 | 1994-10-04 | Daishowa Seiki Co., Ltd. | Tool holder for a machine tool |
US5322304A (en) * | 1993-04-15 | 1994-06-21 | Wayne State University | Tool holder-spindle connection |
WO1996009909A1 (fr) * | 1994-09-26 | 1996-04-04 | Nikken Kosakusho Works, Ltd. | Porte-outil |
JP3180870B2 (ja) * | 1994-10-25 | 2001-06-25 | 株式会社日研工作所 | 工具ホルダ |
US5595391A (en) * | 1995-04-18 | 1997-01-21 | The Board Of Governors Of Wayne State University | Relating to tapered connections |
JPH1110418A (ja) * | 1997-06-19 | 1999-01-19 | Hiromitsu Toyomoto | 保持工具 |
US5975816A (en) * | 1997-07-09 | 1999-11-02 | Cook; Harold D. | Harmonic dampener for rotary tool holder |
US6382888B2 (en) * | 1997-07-09 | 2002-05-07 | Harold D Cook | Vibration dampened spindle and tool holder assembly |
JP3231712B2 (ja) * | 1998-09-17 | 2001-11-26 | 東芝機械株式会社 | 2面拘束ツール |
JP2000158270A (ja) * | 1998-09-25 | 2000-06-13 | Seiwa Seiki Kk | ツールホルダ |
EP1038619B1 (de) * | 1999-03-19 | 2007-09-19 | Nikken Kosakusho Works, Ltd. | Werkzeughalter |
US6467381B1 (en) | 1999-09-20 | 2002-10-22 | Laszlo Frecska | Adjustable tool holder apparatus |
DE19961451C5 (de) * | 1999-12-20 | 2017-06-01 | Franz Haimer Maschinenbau Kg | Spannvorrichtung für einen Werkzeughalter |
WO2001076814A1 (fr) * | 2000-04-10 | 2001-10-18 | Pascal Kabushiki Kaisha | Porte-outil |
JP2004504906A (ja) | 2000-07-31 | 2004-02-19 | リージェンツ オブ ザ ユニバーシティ オブ ミネソタ | 高周波磁界ユニット |
KR100822997B1 (ko) * | 2000-12-07 | 2008-04-16 | 아카자와 기카이 가부시키가이샤 | 밸런서 |
NZ526785A (en) | 2000-12-18 | 2005-05-27 | Cardemon Inc | Adjustment method and apparatus for a boring tool by lateral sliding, for use in automatic apparatus |
US7029209B2 (en) | 2000-12-18 | 2006-04-18 | Cardemon, Inc. | Slidable boring tool with fine adjustment |
US6779955B2 (en) * | 2001-05-31 | 2004-08-24 | Evgeny I. Rivin | Mechanical contact connection |
JP3704320B2 (ja) * | 2002-03-18 | 2005-10-12 | 株式会社日研工作所 | 工具ホルダ |
JP2004066443A (ja) * | 2002-06-10 | 2004-03-04 | Nikken Kosakusho Works Ltd | 工具ホルダ |
JP3899324B2 (ja) * | 2003-02-24 | 2007-03-28 | 株式会社日研工作所 | 工具ホルダ |
US7144210B2 (en) * | 2004-01-21 | 2006-12-05 | Kennametal Inc. | Tool holder |
US7252467B2 (en) * | 2004-02-14 | 2007-08-07 | Arthur William Miller | Spindle collet chuck |
ITPD20050207A1 (it) | 2005-07-07 | 2007-01-08 | Fidia Farmaceutici | Nuove composizioni farmaceutiche contenenti acido ialuronico e collagenas nel trattamento topico di ferite, ustioni ed ulcere |
BRPI0615832A2 (pt) * | 2005-09-13 | 2011-05-31 | Komet Group Holding Gmbh | dispositivo para acoplamento soltável de dois componentes |
US7357608B2 (en) * | 2005-11-15 | 2008-04-15 | Kennametal Inc. | Rotary tapered tool holder |
US7186064B1 (en) | 2005-12-14 | 2007-03-06 | Kennametal Inc. | Rotary tapered tool holder with adapter sleeve |
US7549953B2 (en) * | 2006-06-14 | 2009-06-23 | American Torch Tip | Quick change tool holder |
US8118312B2 (en) * | 2006-06-14 | 2012-02-21 | American Torch Tip Co. | Quick change centering tool holder |
US8043036B2 (en) * | 2007-04-18 | 2011-10-25 | Cook Harold D | Tool holder dampening system |
US20090155010A1 (en) * | 2007-12-17 | 2009-06-18 | Cook Harold D | Tool holder dampening system |
WO2008130521A2 (en) * | 2007-04-18 | 2008-10-30 | Cook Harold D | Tool holder dampening system |
EP2123379B1 (de) * | 2008-05-22 | 2012-08-15 | SHW Werkzeugmaschinen GmbH | Fräs- und Drehmaschine |
JP5217646B2 (ja) | 2008-06-04 | 2013-06-19 | 株式会社ジェイテクト | 工具クランプ装置および工具クランプ方法 |
CA2753078C (en) * | 2009-01-16 | 2017-01-24 | John Wayne Stoneback | Retention knob for tool holder |
DE102011052308B4 (de) | 2011-07-29 | 2015-02-05 | Schenck Rotec Gmbh | Spannvorrichtung für eine Auswuchtmaschine |
US9061355B2 (en) | 2012-06-29 | 2015-06-23 | Kennametal Inc. | Tool adaptor having an integrated damping device |
US9630258B2 (en) | 2014-10-15 | 2017-04-25 | Kennametal Inc | Tool holder assembly with dampening elements |
CN104625130B (zh) * | 2014-12-19 | 2017-12-15 | 苏州路路顺机电设备有限公司 | 一种快装式刀具夹头 |
USD800456S1 (en) | 2016-03-04 | 2017-10-24 | The Libman Company | Brush handle |
CA2959779C (en) | 2016-03-04 | 2019-06-11 | The Libman Company | Scissor-style toilet brush |
JP7041920B2 (ja) | 2018-03-09 | 2022-03-25 | エヌティーツール株式会社 | 工具保持具 |
RU2674498C1 (ru) * | 2018-08-27 | 2018-12-11 | Нина Алексеевна Корюкина | Устройство для разъемного соединения двух деталей инструмента |
CN109226853A (zh) * | 2018-10-31 | 2019-01-18 | 江苏巨力鼎鑫机械有限公司 | 四刃圆鼻铣刀 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB419860A (en) * | 1933-05-04 | 1934-11-20 | Hermann Hahn | Improvements in or relating to adjustable work-guides or steady rests for lathes |
GB1160769A (en) * | 1966-10-28 | 1969-08-06 | Padley & Venables Ltd | Improvements relating to Connecting of Tapered Spigots and Sockets |
CH484713A (de) * | 1968-01-12 | 1970-01-31 | Baechtold Fritz | Fräsdorn |
SU403514A1 (ru) * | 1971-11-24 | 1973-10-26 | Экспериментальный научно исследовательский ннститут металлорежущих станков | КОНИЧЕСКИЙ хвостовик ИНСТРУМЕНТА |
SU544520A1 (ru) * | 1974-06-07 | 1977-01-30 | Специальное Конструкторское Бюро Прецизионных Станков | Инструментальна оправка |
SE420175B (sv) * | 1976-11-12 | 1981-09-21 | Sandvik Ab | Verktygsfeste for overforing av ett vridmoment till ett vertygsskaft |
JPS5633207A (en) * | 1979-08-24 | 1981-04-03 | Hitachi Seiko Ltd | Tool holder |
-
1985
- 1985-02-13 DE DE19853504905 patent/DE3504905A1/de active Granted
-
1986
- 1986-02-05 WO PCT/DE1986/000036 patent/WO1986004842A1/de active IP Right Grant
- 1986-02-05 EP EP86901041A patent/EP0216796B1/de not_active Expired
- 1986-02-05 JP JP61501037A patent/JPS62501828A/ja active Granted
- 1986-02-05 US US06/924,846 patent/US4714389A/en not_active Expired - Fee Related
- 1986-02-05 DE DE8686901041T patent/DE3662846D1/de not_active Expired
Non-Patent Citations (1)
Title |
---|
See references of WO8604842A1 * |
Also Published As
Publication number | Publication date |
---|---|
US4714389A (en) | 1987-12-22 |
EP0216796B1 (de) | 1989-04-19 |
WO1986004842A1 (fr) | 1986-08-28 |
JPH0435297B2 (de) | 1992-06-10 |
JPS62501828A (ja) | 1987-07-23 |
DE3662846D1 (en) | 1989-05-24 |
DE3504905A1 (de) | 1986-08-14 |
DE3504905C2 (de) | 1987-05-27 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP0216796B1 (de) | Werkzeughalter od.dgl. | |
WO1995017275A1 (de) | Werkzeughalter | |
EP1321210A2 (de) | Werkzeug | |
DE2234389C3 (de) | Werkzeughalter für nicht umlaufende Schneidwerkzeuge an Drehmaschinen | |
DE10159611C1 (de) | Spannvorrichtung | |
EP0027282B1 (de) | Spindelverlängerung für Werkzeugmaschinen | |
DE102007004385A1 (de) | Ausgewuchtetes Ausbohrwerkzeug | |
DE3706123C2 (de) | ||
CH672757A5 (de) | ||
DE4123966A1 (de) | Spannvorrichtung fuer einzelwerkzeuge | |
DE3233133C2 (de) | Spannfutter für mit einem Schaft versehene Schneidwerkzeuge | |
EP0189528B1 (de) | Spannfutter für Werkzeugmaschinen | |
EP3950193B1 (de) | Werkzeug- oder werkstückaufnahme | |
DE3514829A1 (de) | Einrichtung zum halten eines werkzeuges an der spindel einer numerisch gesteuerten werkzeugmaschine | |
DE19831743A1 (de) | Vorrichtung zum Bearbeiten von Werkstücken | |
WO1989007996A1 (fr) | Systeme de changement d'outil | |
EP0363456B1 (de) | Werkzeug, insbesondere ausbohrwerkzeug od. dgl. | |
DE3829331C2 (de) | ||
DE3926025C1 (en) | Machine tool precision boring head - has sprung tool support incorporating cooling line | |
EP1660262A1 (de) | Schnittstelle eines werkzeugs | |
DE3150966A1 (de) | Spannbacke | |
EP3769912A1 (de) | Werkzeugmaschinen-kokon, werkzeugwechselvorrichtung und werkzeugmaschine | |
DE202018106069U1 (de) | Werkzeughalter, insbesondere Halter für Gewindebohrer | |
DE10324670B4 (de) | Spannfutter | |
DE4303118A1 (de) | Vorrichtung zum Befestigen von Werkzeugen an einer Werkzeugmaschinenspindel und einem Werkzeughalter |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
17P | Request for examination filed |
Effective date: 19860809 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AT BE CH DE FR GB IT LI LU NL SE |
|
17Q | First examination report despatched |
Effective date: 19880509 |
|
GRAA | (expected) grant |
Free format text: ORIGINAL CODE: 0009210 |
|
AK | Designated contracting states |
Kind code of ref document: B1 Designated state(s): AT BE CH DE FR GB IT LI LU NL SE |
|
REF | Corresponds to: |
Ref document number: 42230 Country of ref document: AT Date of ref document: 19890515 Kind code of ref document: T |
|
ITF | It: translation for a ep patent filed |
Owner name: BARZANO' E ZANARDO MILANO S.P.A. |
|
GBT | Gb: translation of ep patent filed (gb section 77(6)(a)/1977) | ||
REF | Corresponds to: |
Ref document number: 3662846 Country of ref document: DE Date of ref document: 19890524 |
|
ET | Fr: translation filed | ||
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: SE Effective date: 19900206 |
|
PLBE | No opposition filed within time limit |
Free format text: ORIGINAL CODE: 0009261 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: LU Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 19900228 Ref country code: BE Effective date: 19900228 |
|
26N | No opposition filed | ||
BERE | Be: lapsed |
Owner name: J. KUHN G.M.B.H.& CO. PRAZISIONSWERKZEUG K.G. Effective date: 19900228 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: NL Effective date: 19900901 |
|
NLV4 | Nl: lapsed or anulled due to non-payment of the annual fee | ||
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: FR Payment date: 19910222 Year of fee payment: 6 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: CH Payment date: 19910226 Year of fee payment: 6 |
|
ITTA | It: last paid annual fee | ||
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: LI Effective date: 19920229 Ref country code: CH Effective date: 19920229 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: FR Effective date: 19921030 |
|
REG | Reference to a national code |
Ref country code: CH Ref legal event code: PL |
|
REG | Reference to a national code |
Ref country code: FR Ref legal event code: ST |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: AT Payment date: 19930128 Year of fee payment: 8 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: AT Effective date: 19940205 |
|
EUG | Se: european patent has lapsed |
Ref document number: 86901041.3 Effective date: 19901107 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: GB Payment date: 19980127 Year of fee payment: 13 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: DE Payment date: 19980129 Year of fee payment: 13 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: GB Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 19990205 |
|
GBPC | Gb: european patent ceased through non-payment of renewal fee |
Effective date: 19990205 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: DE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 19991201 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: IT Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES;WARNING: LAPSES OF ITALIAN PATENTS WITH EFFECTIVE DATE BEFORE 2007 MAY HAVE OCCURRED AT ANY TIME BEFORE 2007. THE CORRECT EFFECTIVE DATE MAY BE DIFFERENT FROM THE ONE RECORDED. Effective date: 20050205 |